feat(miniprogram): add phone quick login button on login page.

Co-authored-by: Cursor <cursoragent@cursor.com>

miniprogram/stores/user.js

@@ -130,8 +130,8 @@ export const useUserStore = defineStore('user', () => {
     }
   }
 
+  /** 手机号快捷登录；loading 由登录页控制，此处不改 isLoading */
   async function wechatLogin(params) {
-    isLoading.value = true
     try {
       const res = await request({
         url: AUTH_API.WECHAT_LOGIN,
@@ -156,8 +156,6 @@ export const useUserStore = defineStore('user', () => {
     } catch (e) {
       uni.showToast({ title: (e && e.message) || '登录失败', icon: 'none' })
       return false
-    } finally {
-      isLoading.value = false
     }
   }